ryan was having to do a lot of defending of mitt romney. that's a tough place to be in. but i think people i've talked to think ryan did a fine job. it was not like the obama-romney debate where everybody thought, not only did romney win, but obama lost. >> we've had circumstances in which the vice presidential dom nominee didn't do as well as expected. john edwards for one, sarah palin perhaps. >> no harm to the ticket and no harm to his future prospects. >> and the other question, what about joe biden in terms of what he did with respect to his >>> thve >>> the average stroke victim is getting younger every year. we'll show you an alarming new study and look at how you can lower your risk on "cbs this morning" when we continue right after the break. ♪ ♪ chili's lunch break combos start at just 6 bucks. so ditch the brown bag for something better. like our bacon ranch quesadillas or big mouth burger bites, served with soup or salad, and fries. starting at just 6 bucks at chili's. jack, you're a little boring. boring. boring. [ jack ] after lauren broke up with me, i